WS · Worthington Steel, Inc.

Represents shares withheld upon the vesting of performance share award in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents the vesting of a performance share award granted in 2023.

Represents shares withheld upon the vesting of a performance share award in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents shares withheld upon the vesting of a performance share award in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents shares withheld upon the vesting of a performance share award in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents the vesting of a performance share award granted in 2023.

Represents the vesting of a performance share award granted in 2023.

Represents the vesting of a performance share award granted in 2023.

Represents the vesting of a performance share award granted in 2023.

Represents shares withheld upon the vesting of a performance share award in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents shares withheld upon the vesting of restricted stock in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents shares withheld upon the vesting of restricted stock in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents shares withheld upon the vesting of restricted stock in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents shares withheld upon the vesting of restricted stock in order to satisfy the reporting person's tax withholding obligations upon such vesting.

Represents shares withheld upon the vesting of restricted stock in order to satisfy the reporting person's tax withholding obligations upon such vesting.

An award of restricted stock was granted pursuant to the Worthington Steel Inc. 2023 Long-Term Incentive Plan. The restricted stock will vest on the third anniversary of the grant date (6/26/2029).

An award of restricted stock was granted pursuant to the Worthington Steel Inc. 2023 Long-Term Incentive Plan. The restricted stock will vest on the third anniversary of the grant date (6/26/2029).

An award of restricted stock was granted pursuant to the Worthington Steel Inc. 2023 Long-Term Incentive Plan. The restricted stock will vest on the third anniversary of the grant date (6/26/2029).

An award of restricted stock was granted pursuant to the Worthington Steel Inc. 2023 Long-Term Incentive Plan. The restricted stock will vest on the third anniversary of the grant date (6/26/2029).

An award of restricted stock was granted pursuant to the Worthington Steel Inc. 2023 Long-Term Incentive Plan. The restricted stock will vest on the third anniversary of the grant date (6/26/2029).

An award of restricted stock was granted pursuant to the Worthington Steel Inc. 2023 Long-Term Incentive Plan. The restricted stock will vest on the third anniversary of the grant date (6/26/2029).

An award of restricted stock was granted pursuant to the Worthington Steel Inc. 2023 Long-Term Incentive Plan. The restricted stock will vest on the third anniversary of the grant date (6/26/2029).

This non-qualified stock option was granted pursuant to the Worthington Steel, Inc. 2023 Long Term Incentive Plan. The date listed is the date upon which this non-qualifed stock option became fully exercisable.

This non-qualified stock option was granted pursuant to the Worthington Steel, Inc. 2023 Long Term Incentive Plan. The date listed is the first day any portion of the option will vest. Additional portions of 33.33% of the option vested on 6/30/2025 and will vest on 6/30/2026.

The price reported is a weighted average price. These common shares were sold in multiple transactions at prices ranging from $43.00 to $43.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common shares sold at each separate price within the ranges set forth.

The price reported is a weighted average price. These common shares were sold in multiple transactions at prices ranging from $44.02 to $44.87, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common shares sold at each separate price within the ranges set forth.

This non-qualified stock option was granted pursuant to the Worthington Steel, Inc. 2023 Long Term Incentive Plan. The date listed is the date upon which this non-qualifed stock option became fully exercisable.

The price reported is a weighted average price. These common shares were sold in multiple transactions at prices ranging from $42.38 to $43.01, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common shares sold at each separate price within the ranges set forth.

The date upon which this Non-Qualified Stock Option became fully exercisable.

This non-qualified stock option was granted pursuant to the Worthington Steel, Inc. 2023 Long Term Incentive Plan. The date listed is the first day any portion of the option will vest. Additional portions of 33.33% of the option vested on 6/30/2025 and will vest on 6/30/2026.

The price reported is a weighted average price. These common shares were sold in multiple transactions at prices ranging from $41.35 to $42.19, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common shares sold at each separate price within the ranges set forth.

This non-qualified stock option was granted pursuant to the Worthington Steel, Inc. 2023 Long Term Incentive Plan. The date listed is the first day any portion of the option will vest. Additional portions of 33.33% of the option vest annually on June 28, 2026 and June 28,2027.

This non-qualified stock option was granted pursuant to the Worthington Steel, Inc. 2023 Long Term Incentive Plan. The date listed is the first day any portion of the option will vest. Additional portions of 33.33% of the option vest annually on December 20, 2026 and December 20, 2027

This non-qualified stock option was granted pursuant to the Worthington Steel, Inc. 2023 Long Term Incentive Plan. The date listed is the date that fifty percent of the stock options will vest. The remaining fifty percent will vest on June 30, 2026

The price reported is a weighted average price. These common shares were sold in multiple transactions at prices ranging from $40.00 to $40.41, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common shares sold at each separate price within the ranges set forth.

This non-qualified stock option was granted pursuant to the Worthington Steel, Inc. 2023 Long Term Incentive Plan. The date listed is date on which this option became fully exercisable.

The reported transaction represents the weighted average price of shares purchased in multiple transactions at prices ranging from $40.105 to $40.1689 per share on the transaction date. Upon request by the Securities and Exchange Commission staff or a security holder of the Issuer, the Reporting Person will provide full information regarding the individual transactions.

Each share of WS Phantom Stock was the economic equivalent of one common share of Worthington Steel, Inc. Pursuant to an election made in 2013, the reporting person elected to receive 1/10th of amounts she deferred in 2014 in 2026. The reporting person elected to receive her WS Phantom Stock in common shares of Worthington Steel, Inc. Per the terms of the NQ Plan, all fractional shares are paid in cash.